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Parts of the Respiratory System

When you brea...

Question

When you breathe in, your lungs contract, and when you breathe out, your lungs expand.

A

True

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B

False

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Solution

The correct option is B False

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Similar questions

Put your finger under your nose. Can you feel any air when you breathe out from your nose?

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– Jump 30 times. Did you feel breathless?

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– What was the difference in your count before and after jumping.

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Q. Try to hold your breath as long as you can. You might have observed great discomfort in the body. This is due to increase in

{C O}_{2}

levels in the lungs and the respiratory part of the brain forces you to breathe and sends painful contractions of the diaphragm and muscles in the ribs. Where does this

{C O}_{2}

come from in the first place?

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Parts of the Respiratory System

Standard VI Biology

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